| Patents for F04D 27 - Control, e.g. regulation, of pumps, pumping nstallations or pumping systems specially adapted for elastic fluids (9,590) |
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| 12/22/2005 | US20050281664 Self cleaning hydro delivery system |
| 12/22/2005 | US20050280664 Electric turbine |
| 12/22/2005 | US20050280384 Air delivery system and method |
| 12/22/2005 | DE202005001746U1 Fluidic machine controller, has governor module which from actual value and reference value produces set value supplied to both control module and to control unit |
| 12/22/2005 | DE102005023068A1 Kühlvorrichtungssteuerungsgerät, Kühlvorrichtungsfehlererfassungsgerät, Kühlvorrichtungsfehlererfassungsverfahren und computerlesbares Aufzeichnungsmedium, das ein Programm zur Veranlassung eines Computers aufzeichnet, eine Fehlererfassung einer Kühlvorrichtung auszuführen, die einen Fehler in einer kurzen Zeitdauer effektiv erfassen kann Cooling device control apparatus, cooling apparatus error detection device, cooling device error detection method and computer-readable recording medium recording a program for causing a computer to execute an error detection of a cooling apparatus which can detect an error in a short period of time effective |
| 12/22/2005 | DE102004025628A1 Adjustment control to angular setting of vanes at a high speed compressor, in an aero engine gas turbine, sets the position according to the aerodynamic and mechanical rotary speeds |
| 12/21/2005 | EP1607585A1 Fatigue failure diagnostic method of turbocharger and fatigue failure diagnostic apparatus for turbocharger |
| 12/21/2005 | EP1605788A2 Respirator |
| 12/21/2005 | CN2747384Y 排气扇 Fan |
| 12/15/2005 | US20050276695 Electric fan with a sensor |
| 12/15/2005 | US20050276694 Heat dissipating fan with manual adjustment rotational speed |
| 12/15/2005 | US20050274112 Fatigue failure diagnostic method of turbocharger and fatigue failure diagnostic apparatus for turbocharger |
| 12/15/2005 | DE10315143B4 Vorrichtung und Verfahren zur Belüftung eines Raumes Apparatus and method for ventilating a space |
| 12/15/2005 | DE102004024949A1 Exhaust gas turbocharger for a vehicle engine comprises a throttle element arranged in a bypass for controlling the air intake amount through the bypass and a flow deviating element arranged in the intake chamber of a compressor |
| 12/15/2005 | DE102004024948A1 Exhaust gas turbocharger for a vehicle engine comprises a throttle element arranged in a bypass to control the intake air amount through the bypass |
| 12/14/2005 | EP1604116A2 Fan array fan section in air-handling systems |
| 12/14/2005 | CN2746161Y Radio remote controlled inflator |
| 12/14/2005 | CN1707123A Turbo-machine with radial through-flow compressor rotor |
| 12/14/2005 | CN1707076A Fatigue failure diagnostic method of turbocharger and fatigue failure diagnostic apparatus for turbocharger |
| 12/14/2005 | CN1232161C Fan Speed control system |
| 12/08/2005 | WO2004108610A8 Combination of compressor and permanent magnet motor for sewage aeration |
| 12/08/2005 | DE202005015454U1 Control circuit especially for fan or lamp has a series connection comprising a stepped control unit and a pulse width modulation and a charging controller unit |
| 12/08/2005 | DE10332096B4 Kühlanordnung zur Kühlung eines wärmeerzeugenden Bauteils Cooling means for cooling a heat generating component |
| 12/08/2005 | DE102004032024B3 Rotational direction detecting method for DC-electric motor, involves examining voltage peaks in interference portion of motor operating voltage, and detecting wrong rotational direction of rotor if peaks are above limit value |
| 12/08/2005 | DE102004025971A1 Control circuit for electric fan in road vehicle has switch with contacts for several resistors in series with fan motor and thermo-relay in parallel with one resistor |
| 12/08/2005 | DE102004025158A1 Regeleinheit für eine Pumpe Control unit for a pump |
| 12/08/2005 | CA2563471A1 Draft inducer having a backward curved impeller |
| 12/07/2005 | CN2744864Y Heat radiation device |
| 12/07/2005 | CN1704612A Humiture sensing fan speed control system |
| 12/07/2005 | CN1230869C Device for predicting service life of rotation machine and method for predicting and determining maintenance period |
| 12/06/2005 | CA2208801C A bleed apparatus for a gas turbine engine |
| 12/01/2005 | WO2005113987A1 Pump regulation unit |
| 12/01/2005 | US20050265822 Method of operating a compressor near the compressor pumping limit and compressor |
| 12/01/2005 | US20050265819 Turbo compressor and method of operating the turbo compressor |
| 11/30/2005 | CN2743582Y Gas delivery device |
| 11/29/2005 | US6970643 Radiator having a fan in variable rotation speed |
| 11/29/2005 | US6969229 Sealing system for centrifugal compressors which process lethal gases |
| 11/24/2005 | WO2005111412A2 Self-calibrating fan |
| 11/24/2005 | WO2005035992A3 System and method for stability control in a centrifugal compressor |
| 11/24/2005 | US20050257546 Cooling device controlling apparatus, cooling device failure detecting apparatus, cooling device failure detecting method, and computer readable recording medium recording program for causing computer to execute detection of failure of cooling device capable of detecting failure in short period efficiently |
| 11/24/2005 | US20050257520 Operational method for a compressor |
| 11/24/2005 | DE102004002447B4 Lüfterregelschaltung mit Übertemperatursignalisierung, insbesondere für eine Spannungsversorgungseinrichtung Fan control circuit with over-temperature alarm, in particular for a power supply device |
| 11/23/2005 | EP1597556A1 Test-gas leak detector |
| 11/23/2005 | CN1701167A Method for controlling number of revolution of fan |
| 11/23/2005 | CN1701166A Fan rotational frequency control method |
| 11/23/2005 | CN1701165A Fan revolution speed control method |
| 11/23/2005 | CN1700555A Cooling device controlling apparatus, cooling device failure detecting apparatus, cooling device failure detecting method and recording medium |
| 11/23/2005 | CN1699758A Method and system for intelligent fan speed control |
| 11/22/2005 | US6966967 Variable speed pump control |
| 11/17/2005 | US20050254959 Fan revolution speed control method |
| 11/17/2005 | US20050254946 Fan blade for allowing airflow with fan in failure condition |
| 11/17/2005 | US20050254938 Load absorption arrangements for gas turbine engines |
| 11/17/2005 | US20050254799 Brushless dc fan motor |
| 11/10/2005 | WO2005106209A1 Regulation system for a compressor and use of a bragg lattice sensor in a regulation system |
| 11/10/2005 | DE20221230U1 Rauchschutz für Räume Smoke Protection for Facilities |
| 11/10/2005 | DE102004018298A1 Heizgerät für ein Fahrzeug Heater for a vehicle |
| 11/03/2005 | US20050244263 Self calibrating fan |
| 11/03/2005 | US20050244219 Device for fixing a vacuum pump |
| 11/02/2005 | EP1591627A1 Controlling arrangement for a compressor and use of a Bragg grating sensor in a controlling arrangement |
| 11/02/2005 | CN1690442A Electric fan head tilting angle regulating device |
| 11/02/2005 | CN1690441A Centrifugal fan bidirectional air blowing control method and bidirectional air blowing centrifugal fan |
| 10/27/2005 | WO2005100798A1 A pre-whirl generator, a compressor and a method of imparting pre-whirl to a gas flow |
| 10/20/2005 | US20050230489 Blower |
| 10/19/2005 | EP1587209A2 Hydraulic unit for power wrench |
| 10/19/2005 | EP1587206A2 Hydraulic unit |
| 10/19/2005 | EP1586776A2 Car heating apparatus |
| 10/19/2005 | EP1586745A1 Compressor casing |
| 10/19/2005 | CN2735051Y Liquid viscosity variable speed clutch |
| 10/19/2005 | CN1683840A Blower |
| 10/19/2005 | CN1683751A Compressor casing |
| 10/18/2005 | US6956344 High availability fan system |
| 10/18/2005 | CA2286083C Fan cooler |
| 10/13/2005 | US20050226717 Flow control arrangement |
| 10/13/2005 | DE102004011251A1 Verdichter, Brennkraftmaschine mit einem Verdichter und Verfahren zum Betrieb einer Brennkraftmaschine Compressors, internal combustion engine comprising a compressor and method of operating an internal combustion engine |
| 10/12/2005 | EP1206634A4 Supercharging system for gas turbines |
| 10/12/2005 | CN2733046Y Electronic induction revolution control device for multi-rotor ceiling fan |
| 10/12/2005 | CN1680727A Controlling circuit of low-voltage high rotating speed rotation with high-voltage activation for DC fan motor |
| 10/12/2005 | CN1680726A 电扇 Electric fan |
| 10/11/2005 | US6953317 Turbo-molecular pump |
| 10/06/2005 | WO2005064168A8 Vane system equipped with a guiding mechanism for centrifugal compressor |
| 10/06/2005 | US20050217267 Air pump having valve controlled by self-pressure |
| 10/06/2005 | DE102004013209A1 Measurement and control system for internal combustion engine turbocharger reads compression ratio and speed and calculates normalized volume flow using characteristics recorded in data store |
| 10/05/2005 | EP1582748A2 Control system for a blower |
| 10/05/2005 | CN2731151Y Temperature controlled fan |
| 10/05/2005 | CN1678816A Recirculation structure for a turbocompressor |
| 10/05/2005 | CN1676894A Air pump having valve controlled by self-pressure |
| 10/05/2005 | CN1221741C Turbomachine |
| 09/29/2005 | WO2005090763A1 Compressor, internal combustion engine comprising a compressor and method for operating an internal combustion engine |
| 09/29/2005 | WO2005090755A1 Gas turbine with a compressor housing which is protected against cooling down and method for operating a gas turbine |
| 09/28/2005 | CN1675470A System and method for detecting rotating stall in a centrifugal compressor |
| 09/28/2005 | CN1675469A Vacuum pump and starting method therefor |
| 09/28/2005 | CN1673545A Method for stopping fan immediately after power-off and structure thereof |
| 09/28/2005 | CN1220925C Method and device for closed-loop controlling cooling fan rotation speed according to CPU temperature |
| 09/27/2005 | US6950029 Airflow blockage detection apparatus for a permanent split-capacitor single-phase fan motor |
| 09/22/2005 | US20050207899 Method for controlling number of revolution of fan |
| 09/22/2005 | US20050207885 Compressor, particularly in an exhaust gas turbocharger for an internal combustion engine |
| 09/22/2005 | US20050207882 Air circulating apparatus |
| 09/22/2005 | US20050204745 Gas turbine control system |
| 09/21/2005 | EP1578184A2 Fan control circuit with overtemperature signalisation, particularly for power supply device |
| 09/21/2005 | EP1577559A1 Vacuum pumping system |